Mason County, Illinois

Mason County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 13,086. Its county seat is Havana. The county is named in honor of George Mason, a member of the Virginia legislature who campaigned for the adoption of the United States Bill of Rights.
  • Country: United States
  • State: Illinois
  • Founded: 1841
  • Named after: George Mason
  • Seat: Havana
  • Largest city: Havana
  • Congressional district: 15th

Nearby

Events

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Blippi Live (not feat. Stevin John) …

Today · 6 PM

Sangamon Auditorium

(multiple times)

Peoria Chiefs vs. Cedar Rapids Ker…

Today · 6:35 PM

Dozer Park

(multiple times)

Trivia Night

Today · 6:30 – 9 PM

Harvest Market

(multiple times)

Pop Culture Trivia

Today · 7 – 8:30 PM

Harvest Market

(multiple times)

Rivermen Playoffs - Round 2 Game 1

Apr 16 · 7:15 PM

Peoria Civic Center

(multiple times)

Music Bingo

Apr 17 · 6:30 – 9 PM

Harvest Market

(multiple times)

Open House: 5PM-7PM

Tue, Apr 15

10:00 PM

(multiple times)

Kapital Sound at the Curve

Apr 18 · 6 PM – 3 AM

The Curve Inn

(multiple times)

Illinois State Redbirds at Bradl…

Apr 18 · 11 AM

Dozer Park

(multiple times)

Family Support Group

Thu, Apr 17

7:00 PM

(multiple times)

LGBTQ+ yOUTh Group

Fri, Apr 18

6:00 PM

(multiple times)

420 Planter or Mug Clay Hand Buildin…

Fri, Apr 18

5:30 PM

(multiple times)

Cody Calkins

Apr 25 · 8 PM – 5 AM

Christy's Place

(multiple times)

Saturday, April 26, 2025 (Springfield…

Apr 26 · 6 – 9 PM

Maldaner’s

(multiple times)

April 2025 Lifeguard Re-Cert…

Sat, Apr 26

9:00 AM

(multiple times)

Peoria Chiefs vs. Beloit Sky Carp

Apr 29 · 11:05 AM

Dozer Park

(multiple times)

Newcomer’s Lunch

Sun, Apr 27

12:00 PM

(multiple times)

Peoria Area Civic Chorale: Sing On!

May 2 · 7:30 – 9:30 PM

Five Points Washington

(multiple times)

Sing On! – Washington

May 2 · 7:30 – 9:30 PM

Caterpillar Performing Arts Center (Five Points Washington)

(multiple tim…

BRAINRACK

May 3 · 7 PM – 4 AM

Jimmy's Bar

(multiple times)

Beetlejuice - The Musical

May 5 · 7:30 PM

Peoria Civic Center

(multiple times)

Peoria Chiefs vs. Wisconsin Timbe…

May 6 · 6:05 PM

Dozer Park

(multiple times)

Nate Bargatze

May 10 · 3 PM

Peoria Civic Center

(multiple times)

Contemporary Art Center

May 9 · 6:30 PM – 1:30 AM

Contemporary Art Center Of Peoria

(multiple times)

Dog Man The Musical

May 10 · 1 PM

Peoria Civic Center

(multiple times)

Saturday, May 10, 2025 (Springfield…

May 10 · 6 – 9 PM

Maldaner’s

(multiple times)

American Red Cross Communit…

May 12 · 11 AM – 5 PM

Five Points Washington

(multiple times)

MO FARM Distribution | Che…

May 14 · 8:30 – 9:30 AM

Cherry’s Bar and Grill

(multiple times)

Hydrate Your Joints: Technique…

Mon, May 12

1:00 PM

(multiple times)

Madison Park Christian Church …

May 15 · 7 – 10 PM

Madison Park Christian Church

(multiple times)

Data from: en.wikipedia.org
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